JN
John Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Berkeley-County, South Carolina
Our Model Tree links this John Nelson across the 1920, 1930 and 1940 US Censuses in Berkeley-County, South Carolina (XGBoost, ~Confirmed), with identified parents Theodore & John — first a son (b.~1918), then head of a 2-person household.
Age 22
b. ~1918
Male
Son
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Berkeley-County, South Carolina |
| Surname | Nelson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Berkeley |
| Additional Details | |
| Highest Grade | No 0 |
| 1935 Residence | South Carolina |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | 1St James Goose Creek |
| Est. Birth Year | ~1918 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mary Nelson | Head | — | 59 | ~1881 |
| John Nelson | Son | — | 22 | ~1918 |
Census Appearances
1920
Berkeley, South …
Son, age 4
Berkeley, South Carolina · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Speaks English | No |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Berkeley, South …
Son, age 15
Berkeley, South Carolina · implied b. ~1915 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farm Hand |
| Industry | At Home |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Berkeley-County, South …
Son, age 22
Berkeley-County, South Carolina · implied b. ~1918 — 2 household members
| Surname | Nelson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Berkeley |
| Highest Grade | No 0 |
| 1935 Residence | South Carolina |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links John Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Theodore Nelson (~0.92 confidence) and father John Nelson (~0.92 confidence) and mother Mary Nelson (~0.92 confidence) and mother Mary Nelson (~0.92 confidence) and mother Lizzie Nelson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Theodore Nelson
b. ~1884
Source father
● Household
· direct · ~0.92
Father
John Nelson
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Mary Nelson
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Mary Nelson
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Lizzie Nelson
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Nelson
Son · 1940 · age 22 · b. ~1918 · South Carolina
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Berkeley-County, South Carolina
Open full size
1940 US Federal Census — Berkeley-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03791-00511)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John E. Pinckney | 63 | Head | Laborer | South Carolina |
| 42 | Lizzie J. Pinckney | 51 | Wife | — | South Carolina |
| 43 | Hansford Orr | 60 | Head | Laborer | South Carolina |
| 44 | Viola Orr | 41 | Wife | — | South Carolina |
| 45 | Hubert Orr | 15 | Son | — | South Carolina |
| 46 | Mattie Orr | 16 | daughter | — | South Carolina |
| 47 | Thelma Orr | 12 | daughter | — | South Carolina |
| 48 | Hansford Jr. Orr | 9 | Son | — | South Carolina |
| 49 | Leroy Orr | 6 | Son | — | South Carolina |
| 50 | Caroline Glover | 75 | Head | — | South Carolina |
| 51 | Jenny Reese | 32 | daughter | — | South Carolina |
| 52 | Henry Myers | 31 | Head | Laborer | South Carolina |
| 53 | Wilhelmena Myers | 29 | Wife | — | South Carolina |
| 54 | Joe Rollins | 53 | Head | Laborer | South Carolina |
| 55 | Susan Rollins | 62 | Wife | — | South Carolina |
| 56 | Robert Flowers | 19 | Step Son | Laborer | South Carolina |
| 57 | Lillian Myers | 12 | Grandson | — | South Carolina |
| 58 | Henrietta Reese | 10 | Granddaughter | — | South Carolina |
| 59 | Thurston Mitchell | 4 | Grandson | — | South Carolina |
| 60 | Mary Nelson | 59 | Head | — | South Carolina |
| 61 | John Nelson THIS PERSON | 22 | Son | — | South Carolina |
| 62 | John Watson | 47 | Head | Laborer | South Carolina |
| 63 | Victoria Watson | 40 | Wife | — | South Carolina |
| 64 | Evelyn Watson | 9 | daughter | — | South Carolina |
| 65 | Lavina Leftenant | 84 | Head | — | South Carolina |
| 66 | Catherine Leftenant | 33 | Head | — | South Carolina |
| 67 | Alfonso Leftenant | 11 | Son | — | South Carolina |
| 68 | Henrietta Barnett | 35 | Head | — | South Carolina |
| 69 | Leroy Barnett | 17 | Son | Truck Driver | South Carolina |
| 70 | Thelma Barnett | 15 | daughter | — | South Carolina |
| 71 | Freddie Barnett | 12 | Son | — | South Carolina |
| 72 | Rentie Barnett | 10 | Son | — | South Carolina |
| 73 | Rosa L. Barnett | 8 | daughter | — | South Carolina |
| 74 | Mary Jefferson | 41 | Head | — | South Carolina |
| 75 | Joe Jefferson | 18 | Son | Laborer | South Carolina |
| 76 | Rosana Jefferson | 16 | daughter | — | South Carolina |
| 77 | Clarence Mitchell | 35 | Head | Laborer | South Carolina |
| 78 | Lucian Mitchell | 29 | Wife | Laborer | South Carolina |
| 79 | Brown Mitchell | 12 | Son | — | South Carolina |
| 80 | Gardia Mitchell | 7 | daughter | — | South Carolina |
Related Census Records
Pedigree Summary
John
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)